// Copyright (C) 2009 Jesse Jones
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

using System;
using System.IO;
using System.Reflection;

namespace MmmDoc.Html
{
	/// <summary>Abstract class used to generate HTML files.</summary>
	internal abstract class WriteHtml
	{
		protected WriteHtml(string file)
		{
			m_file = file;
		}
		
		public void Write(string dir)
		{
			OnCopyFiles(dir);
			
			string file = Path.Combine(dir, m_file);
			using (var writer = new Writer(file))
			{
				OnWriteDocumentTypeDeclaration(writer);
				writer.WriteStartTagLine("HTML", "lang", Settings.Language);
					DoWriteHead(writer, file);
					writer.WriteLine();
					OnWriteBody(writer);
				writer.WriteEndTagLine("HTML");
			}
		}
		
		#region Protected Methods
		protected virtual void OnCopyFiles(string dir)
		{
		}
		
		protected abstract string OnTitle {get;}
		
		protected abstract void OnWriteDocumentTypeDeclaration(Writer writer);
		
		protected virtual void OnWriteHeadContents(Writer writer)
		{
		}
		
		protected abstract void OnWriteBody(Writer writer);
		
		protected abstract void OnWriteBodyContents(Writer writer);
		#endregion
		
		#region Private Methods
		private void DoWriteHead(Writer writer, string cssFile)
		{
			Version version = Assembly.GetExecutingAssembly().GetName().Version;
			
			writer.WriteStartTagLine("HEAD");
				writer.WriteElementLine("TITLE", OnTitle);
				OnWriteHeadContents(writer);
				writer.WriteElementLine("META", null, "name", "author", "content", "mmmdoc " + version);
				writer.WriteElementLine("META", null, "name", "date", "content", DateTime.Now);
				writer.WriteElementLine("META", null, "http-equiv", "Content-Type", "content", "text/html;charset=utf-8");
			writer.WriteEndTagLine("HEAD");
		}
		#endregion
		
		#region Fields
		private string m_file;
		#endregion
	}
}
